Optimal commodity laves under rationing Kakwani, Nanah World Bank text Washington World Bank 1989 ind 23 hlm il 26 cm Nanah Kakwani and Ranjan Ray Economics Taxation 336.2 WPS 203 170309 20090604094740.0 NADAR-06090000017307 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)